What brand did you buy ? The first result from google https://www.vivobarefoot.com/eu seem to have let go of the vibram finger look. Is it still the same thing ?
The Vivo's are definitely not in the vibram five finger look, nor were other brands I tried.
[0] Toe box: Front part of the shoe, were the toes are. Here's a comparison of a regular shoe and a barefoot shoe. If you follow the link below, you can see that the toe box of the barefoot shoe is significantly wider. https://www.botyluks.cz/user/documents/upload/Rozd%C3%ADl%20...